Dc charging pile definitionDc charging pile is a facility specifically designed to provide DC fast charging for electric vehicles. Unlike the AC charging pile, the DC charging pile can directly provide direct current to the battery of the electric vehicle, thus achieving faster charging speed.Dc charging pile componentRectifier (Rectifier) : Converts the alternating current of the power grid into direct current.DC Power Module: Regulates the output DC voltage and current.Charge controller: Used